Detroit TruTrac Differential - Ford 9" - 28 Spline - 1.20" Axle Diameter - All Ratios Pit Stop USA The top of the button

The top of the button is a mushroom style

Brodix SR20 Head

DFVehicle Applications: 1980 thru 1988 Buick Cars 4/6 CylindersVehicle Applications: 1980 thru 1988 Buick Cars 4/6 Cylinders

1967-1967 Chevrolet K10 Suburban

Detroit TruTrac Differential - Ford 9" - 28 Spline - 1.20" Axle Diameter - All Ratios Pit Stop USA The top of the buttonThe Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket as an Eaton brand. It remains the leading helical gear type limited slip differential in the industry. Detroit Truetrac's proven helical gear design eliminates the need for wearable parts, resulting in maintenance free traction recognized not only for its toughness, but its smooth and quiet operation as well. Proven design, low cost and